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题型:解决问题 题类:常考题 难易度:困难
北师大版数学二年级上册期中检测卷
2×{#blank#}1{#/blank#}=14
5×{#blank#}2{#/blank#}=45
{#blank#}1{#/blank#}五十五
可以写成乘法算式:{#blank#}2{#/blank#}×{#blank#}3{#/blank#}=30或{#blank#}4{#/blank#}×{#blank#}5{#/blank#}=30
4×3{#blank#}1{#/blank#}7 9×6{#blank#}2{#/blank#}60 45-36+27{#blank#}3{#/blank#}40
3+3{#blank#}4{#/blank#}9 5×4{#blank#}5{#/blank#}20 86-20{#blank#}6{#/blank#}55-40
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